Posted by M Diesel on July 14, 2010 at 10:36:55 from (12.24.61.12):
In Reply to: Leaking MD fuel line posted by Janicholson on July 14, 2010 at 07:36:12:
Janicholson said: (quoted from post at 07:36:12 07/14/10) Clean it well with brake clean spray, then use good light and watch where it begins leaking. A careful analysis might find a crack that will not be repairable, but it could be a flange or seat that has a scratch that can be polished out. A good diesel shop (or someone willing to look at the part using possible teflon lined stainless steel brake line as a substitute) might work. Salvage yards are the only other alternative. Jim
Really does sounds like a crack. There is no pressure on that fitting. I will say the filter isn't especially needed either. It is just there as a precaution to stop crud introduced into the line from getting into the primary pump.
Salvage yards are a good option, like steelwheelranch.
The entire unit can be replaced with standard plumbing if you want. I have used a standard hose barb and rubber line at that point. I can't remember if it is 3/8 or 5/16.
It is possible the leak may be sealed with fuel lube. You need to be careful with that stuff around injection pumps, it should not be gooped on.
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